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|
#!/usr/bin/env ruby
# :enddoc:
require 'pp'
require 'ostruct'
require 'fileutils'
require 'rfil/fontcollection'
require 'rfil/tex/kpathsea'
$:.unshift File.dirname($0)
require 'rfii.tab'
class RFII # :nodoc:
include RFIL
include TeX
def initialize
@instructions=[]
@known_encodings=Hash.new
@fontset=nil
@kpse=Kpathsea.new
@known_outputfiles=[:vf,:sty,:tfm,:typescript,:fd,:map]
@fontfiles_copied=nil
@vendor=nil
@texencodings=[]
@psencoding=[]
@fontroot=File.expand_path(Dir.pwd)
@options=OpenStruct.new
@options.verbose=false
@options.dryrun=false
@options.tds=true
@fc=nil
end
def parse_file(filename)
f=File.open(filename)
@s=StringScanner.new(f.read)
f.close
@mode=:normal
@line=1
yyparse(self,:scan)
end
def on_error(error_token_id,error_value,value_stack)
# puts "error"
error=token_to_str(error_token_id)
p error_value,value_stack
puts "parse error near line #@line, exiting, next string: '#{error_value}#{@s.rest[0..20]}...'"
exit 1
# the default action would be:
# raise ParseError
end
def ensure_encoding(enc)
unless @known_encodings.has_key?(enc)
puts "Unknown encoding #{enc} in line #{@line}"
exit 1
end
end
def get_encodings(symbols)
symbols.collect { |encoding|
ensure_encoding(encoding)
@known_encodings[encoding]
}
end
def get_encoding(symbol)
return :none if symbol==:none or symbol==:same_as_texencoding
ensure_encoding(symbol)
@known_encodings[symbol]
end
def get_fonts(ident)
towrite=[]
case ident
when [:all],nil
towrite=@fontset.keys
else
towrite=ident
end
fontlist=[]
towrite.each{ |font|
if @fontset.has_key?(font)
fontlist << @fontset[font]
else
puts "Font for #{ident} in line #{@line} unknown, ignoring"
end
}
fontlist
end
def run_instructions
@instructions.each { |line,i|
@line=line
instr,*rest=i
case instr
when :useencoding
# this should be in parser:
if rest[1]==:none or rest[1]==:same_as_texencoding
puts "invalid encoding name"
exit 1
end
@kpse.open_file(rest[0],"enc") { |encfile|
@known_encodings[rest[1]]=ENC.new(encfile)
}
when :psencoding
@psencoding=get_encoding(rest[0])
when :texencoding
@texencodings=get_encodings(rest[0])
when :fontroot
@fontroot=File.expand_path(rest[0])
unless File.exists?(@fontroot) and File.directory?(@fontroot)
puts "fontroot (#{@fontroot})is not a valid directory"
exit 1
end
when :fontsource
@fontsource=File.expand_path(rest[0])
unless File.exists?(@fontsource) and File.directory?(@fontsource)
puts "fontsource (#{@fontsource})is not a valid directory"
exit 1
end
when :newfont
@fontset={}
@fontfiles_copied={}
@fc=RFI::FontCollection.new
@fc.options[:dryrun]=@options.dryrun
@fc.options[:verbose]=@options.verbose
@fc.vendor=@vendor
@fc.name=rest[0]
@fc.set_dirs({:base=>@fontroot, :tds=>@options.tds})
@fc.mapenc=@psencoding
@fc.texenc=@texencodings
@fc.style=rest[1]
when :useafm
fontfilename=rest[0]
ident=rest[1]
srcpath=File.join(@fontsource,fontfilename)
unless @fontfiles_copied.has_key?(fontfilename) and @options.copyfonts
@fontfiles_copied[fontfilename]=true # dummy value, used as Set
if @options.verbose
puts "copy #{srcpath} to #{@fc.dirs[:afm]}"
end
unless @options.dryrun
@fc.ensure_dir(@fc.dirs[:afm])
FileUtils.cp(srcpath,@fc.dirs[:afm])
end
if @options.verbose
puts "copy #{srcpath.chomp(".afm")}.pfb to #{@fc.dirs[:type1]}"
end
unless @options.dryrun
@fc.ensure_dir(@fc.dirs[:type1])
FileUtils.cp(srcpath.chomp(".afm")+".pfb",@fc.dirs[:type1])
end
end
f=RFI::Font.new(@fc)
i=f.load_variant(File.join(@fontsource,fontfilename))
@fontset[ident]=f
case ident
when :italic
f.variant=:italic
when :slanted
f.variant=:slanted
when :bold
f.weight=:bold
when :bolditalic
f.variant=:italic
f.weight=:bold
when :boldslanted
f.variant=:slanted
f.weight=:bold
when :smallcaps
f.variant=:smallcaps
end
when :write
# p rest
texencodings = if rest[2]
get_encodings(rest[2])
else
@texencodings
end
psencoding = rest[3] ? get_encoding(rest[3]) : @psencoding
rest[0].each { |filetype|
case filetype
when :vf
get_fonts(rest[1]).each { |font|
font.texenc=texencodings
font.mapenc=psencoding
font.write_files({:mapfile=>false})
}
when :map
m = get_fonts(rest[1]).collect { |font|
font.texenc=texencodings
font.mapenc=psencoding
font.maplines
}
mapdir=@fc.get_dir(:map); @fc.ensure_dir(mapdir)
mapfilename=File.join(mapdir,@fc.name+".map")
if @options.verbose
puts "writing mapfile to #{mapfilename}"
end
unless @options.dryrun
File.open(mapfilename, "w") {|file|
file.puts m
}
end
when :fd
@fc.run_temps(:latex)
when :typescript
@fc.run_temps(:context)
else
puts "unknown filetype: #{filetype}, ignoring"
end
}
when :vendor
@vendor=rest[0]
if @fc and @fc.respond_to?(:vendor=)
@fc.vendor=@vendor
end
when :set
kw,values=rest
case kw
when :verbose,:dryrun,:tds,:copyfonts
if [:true,:false].member?(values)
@options.send(kw.to_s+"=",values==:true)
else
puts "Warning: unkown value for '#{kw}' in line #{@line}, must be one of 'true' or 'false'"
end
end
when :apply
instr=rest[0]
case instr
when :slant
font=rest[1]
# p @fontset.has_key?(font)
@fontset[font].slant=0.167
else
puts "Unknown instruction (#{instr}) for apply in line #{@line}. Exiting."
end
else
puts "Unknown instruction (#{instr}) in line #{@line}. Exiting."
exit 1
end
}
# p @psencoding
# p @texencodings
# pp @fc
end
end
parser = RFII.new
parser.parse_file("test/inputfile")
parser.run_instructions
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